CN211235237U

CN211235237U - Diamond wire torsion test fixture

Info

Publication number: CN211235237U
Application number: CN201921836813.9U
Authority: CN
Inventors: 张爱平; 杨乐; 何晋康
Original assignee: Konca Solar Cell Co ltd
Current assignee: Konca Solar Cell Co ltd
Priority date: 2019-10-25
Filing date: 2019-10-25
Publication date: 2020-08-11
Anticipated expiration: 2029-10-25

Abstract

The utility model discloses a buddha's warrior attendant line twists reverse test fixture, it includes the anchor clamps body, the concrete one end of anchor clamps is connected on twisting the test machine as the link, and the centre gripping chamber has been seted up as the exposed core to the other end, the centre gripping intracavity is provided with the grip block, set up the tight groove of clamp that is used for placing buddha's warrior attendant line along its length direction on the bottom surface of grip block, the radial thickness that highly is greater than the grip block in centre gripping chamber, be provided with on the anchor clamps body and be used for mentioning the lifting rod of grip block and be used for locking the retaining member in the centre gripping intracavity. The diamond wire torsion test fixture can be used for quickly placing a sample and is easy to fix; and the diamond wire almost contacts with the clamp surface in the whole circumference, and is not deviated, loosened and concentrated in stress, so that the accuracy of the test result is improved, and the torsion performance of the diamond wire is truly and effectively evaluated.

Description

Diamond wire torsion test fixture

Technical Field

The utility model belongs to solar energy silicon chip cutting technique especially relates to a buddha's warrior attendant line twists reverse test fixture for solar energy silicon chip cutting.

Background

The multi-wire cutting machine realizes high-speed cutting by using the diamond wire, the cutting feed speed can be improved to 2 times, and a small amount of water-based cutting fluid is added in the water-based cutting process, so that the cutting machine can be recycled, is environment-friendly and low in energy consumption, greatly reduces the cutting cost, and really realizes high-efficiency environment-friendly production. However, the diamond wire cutting adopts a fine line route, the wire breakage problem often occurs in the cutting process, the twisting phenomenon exists when the diamond wire is wired, and if the twisting strength is insufficient, the wire breakage problem is easily caused, and a large amount of scrap is formed.

Therefore, it is very important to control the torsional strength of the diamond wire and select good-quality testing equipment and fixtures for testing evaluation. At present, the existing diamond torsion test fixture generally has the problems that the sample position is easy to slide, the clamping is not firm, the sample is easy to break during the test, and the operation is troublesome.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a diamond wire twists reverse test fixture to solve among the prior art diamond twist reverse test fixture exist the centre gripping insecure, when testing fracture easily and the troublesome problem of operation.

To achieve the purpose, the utility model adopts the following technical proposal:

the utility model provides a buddha's warrior attendant line twists reverse test fixture, its includes the anchor clamps body, the one end of the anchor clamps body is connected on twisting the test machine as the link, and the centre gripping chamber has been seted up as the exposed core to the other end, be provided with the grip block in the centre gripping intracavity, set up the tight groove of clamp that is used for placing buddha's warrior attendant line along its length direction on the bottom surface of grip block, the radial height in centre gripping chamber is greater than the thickness of grip block, be provided with on the anchor clamps body and be used for mentioning the pull rod of grip block and be used for locking the.

Particularly, the connecting end is connected to the torsion testing machine through a movable clamping bolt, and a connecting hole is formed in the connecting end.

Particularly, a threaded section is arranged at the end part of the lifting rod, a lifting threaded hole is formed in the clamping block in a matched mode, one end of the lifting rod penetrates through the clamp body and is connected into the lifting threaded hole, and the other end of the lifting rod extends out of the clamp body.

Particularly, the locking piece adopts two fastening bolts, the two fastening bolts are located on two sides of the lifting rod, two fastening threaded holes are formed in the clamp body by matching the two fastening bolts, one end of each fastening bolt is assembled in each fastening threaded hole, and the other end of each fastening bolt extends out of the clamp body.

Particularly, the clamping end is of a cylindrical structure as a whole, and the clamping blocks are of strip structures.

The utility model has the advantages that compared with the prior art, the diamond wire torsion test fixture can not only quickly place the sample, but also is easy to fix; and the diamond wire almost contacts with the clamp surface in the whole circumference, and is not deviated, loosened and concentrated in stress, so that the accuracy of the test result is improved, and the torsion performance of the diamond wire is truly and effectively evaluated.

Drawings

Fig. 1 is a schematic structural diagram of a diamond wire torsion test fixture provided in an embodiment of the present invention.

Detailed Description

The technical solution of the present invention is further explained by the following embodiments with reference to the accompanying drawings.

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete. It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Referring to fig. 1, fig. 1 is a schematic structural diagram of a diamond wire torsion testing fixture according to an embodiment of the present invention.

In the embodiment, a diamond wire torsion test fixture comprises a fixture body 1, one end of the fixture body 1 is connected to a torsion test machine as a connecting end, the other end of the fixture body is provided with a clamping cavity 2 as a clamping end, the connecting end is connected to the torsion test machine through a movable clamping bolt, a connecting hole 3 is formed in the connecting hole, the whole clamping end is of a cylindrical structure, a long strip-shaped clamping block 4 is arranged in the clamping cavity 2, a clamping groove 5 used for placing a diamond wire is formed in the bottom surface of the clamping block 4 along the length direction of the clamping groove, the clamping groove 5 is an arc groove, the shape and the size of the clamping groove are matched with the diamond wire to be tested, and the radial height of the clamping cavity 2 is larger than the thickness of the clamping block 4.

Set up a through-hole on the anchor clamps body 1, penetrate lifting rod 6 in this through-hole, lifting rod 6's tip is provided with the screw thread section, the cooperation screw thread section has been seted up on grip block 4 and has been carried and draw screw hole 7, lifting rod 6's one end is passed anchor clamps body 1 and is connected in carrying and draw screw hole 7, the other end stretches out anchor clamps body 1, anchor clamps body is last in the both sides of through-hole set up the fastening screw hole 8 that is linked together with centre gripping chamber 2, fastening screw hole 8 all penetrates fastening bolt 9, the one end assembly of fastening bolt 9 is in fastening screw hole 8, the other end stretches out anchor.

When clamping diamond wire, the operation is carried pull rod 6 and can be made grip block 4 lift the certain distance, has the clearance between the bottom surface of messenger grip block 4 and the bottom surface of centre gripping chamber 2, there is the clearance between the tip that needs two fastening bolt 9 this moment and grip block 4, diamond wire passes through the clearance and penetrates clamping groove 5, then put down and carry pull rod 6, grip block 4 falls down and pushes down diamond wire, then operate two fastening bolt 8, make fastening bolt 8's tip top tight grip block 4, and then compress tightly diamond wire through grip block 4 can.

It should be noted that the foregoing is only a preferred embodiment of the present invention and the technical principles applied. It will be understood by those skilled in the art that the present invention is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the invention. Therefore, although the present invention has been described in greater detail with reference to the above embodiments, the present invention is not limited to the above embodiments, and may include other equivalent embodiments without departing from the scope of the present invention.

Claims

1. The utility model provides a diamond wire twists reverse test fixture, its includes the anchor clamps body, its characterized in that, the one end of the anchor clamps body is connected on twisting the test machine as the link, and the centre gripping chamber has been seted up as the exposed core to the other end, be provided with the grip block in the centre gripping chamber, set up the tight groove of clamp that is used for placing diamond wire along its length direction on the bottom surface of grip block, the radial height in centre gripping chamber is greater than the thickness of grip block, be provided with on the anchor clamps body and be used for mentioning the pull rod of grip block and be used for locking the retaining member in the centre gripping intracavity at the centre gripping intracavity.

2. A diamond wire torsion test fixture according to claim 1, wherein the connection end is connected to the torsion tester by a movable latch, and a connection hole is formed thereon.

3. The diamond wire torsion test fixture according to claim 1, wherein a threaded section is arranged at an end portion of the lifting rod, a lifting threaded hole is formed in the clamping block in a matched manner with the threaded section, one end of the lifting rod penetrates through the fixture body and is connected into the lifting threaded hole, and the other end of the lifting rod extends out of the fixture body.

4. The torsion testing fixture for the diamond wire according to claim 1, wherein the locking member is composed of two fastening bolts, the two fastening bolts are located on two sides of the lifting rod, two fastening threaded holes are formed in the fixture body by matching the two fastening bolts, one end of each fastening bolt is assembled in each fastening threaded hole, and the other end of each fastening bolt extends out of the fixture body.

5. The diamond wire torsion test fixture according to claim 1, wherein the clamping end is of a cylindrical structure as a whole, and the clamping blocks are of a strip structure.